Can someone please help me with this math question

The multiplication property of zero states that the product of any number and 0 is 0. what must be true about either a or b to make ab=0

Let hh represent the number of hummingbirds and ss represent the number of sunbirds that must pollinate the colony so it can survive until next year. 6h+4s > 746h+4s> 74 this year, 88 hummingbirds pollinated the colony. what is the least number of sunbirds that must pollinate the colony to ensure that it will survive until next year?

The midpoints of the sides of the large square are joined to form a smaller square. what is the area of the smaller square